Figure 1 (IMAGE) Nagoya University Caption A nematode, C. elegans, eats bacteria as a food. The bacterial diet affects the age-dependent decline of associative learning ability of C. elegans. The photo shows a head of C. elegans with two different bacteria: E. coli (red) and L. reuteri (blue) Credit Kentaro Noma Usage Restrictions Credit must be given where image is used License Original content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.